Iron Core Athletics Sandbag Filler Bags Sand or Water - Universal Filler Tubes can be Filled with Either Sand or Water - Single Unit - Large (80lb Capacity), Guaranteed not to Leak;

The top of the line filler tube used in conjunction with Sandbag Training Outer Bags to add weight for workouts. These Universal Fillers are constructed of industrial strength Vinyl and are Guaranteed not to leak.. This large tube weigh up to 60 pounds each when filled with water and can be used with any manufacturerapos;s outer shells. Dimensions are 27 inches long by 11 inches wide when full but fold up very small weighing about a pound when empty. This is the perfect set up for those that like to bring there workouts on the road